390091198

素因数分解:

$2^1\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{18713}}^1$

素因数の和:20211

約数の個数: 16

約数和(自身を含む): 669212640

約数和(自身を除く): 279121442

約数列:

[1, 2, 7, 14, 1489, 2978, 10423, 18713, 20846, 37426, 130991, 261982, 27863657, 55727314, 195045599, 390091198]

約数ペア:

[(1, 390091198), (2, 195045599), (7, 55727314), (14, 27863657), (1489, 261982), (2978, 130991), (10423, 37426), (18713, 20846)]